Answer:
d.) "Landowners and farmers provide the foundation for the economy, not merchants and manufacturers."
Explanation:
Thomas Jefferson was the one of the most influential diplomate of the United States of America. He served as the 
President of the US, from year 1801 to year 1809. He was also known as the Founding Father of the United States of America. He authored the 
for the America.
He supported the farmers and said that they were the backbone of America' economy. The landowners as well as the farmers, they provide the foundation for the economy of the country and no the merchants and the manufacturers.
Hence, the correct option is (d).
The Thirty Years' War (1618-48) began when Holy Roman Emperor Ferdinand II of Bohemia attempted to curtail the religious activities of his subjects, sparking rebellion among Protestants.
The main reason why the South was so upset by Lincoln’s election in 1860 is because he had made it clear that he was opposed to slavery, which was the primary driving force of the South's economy.
I believe that the answer is sixty thousand people. Hope this helped :)
